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Creamy Potatoes, Mushroom & Chicken Casserole

Hearty, wholesome, and full of flavour, this Creamy Potatoes, Mushroom & Chicken Casserole is the perfect comfort dish for any night of the week. Combining tender chicken, earthy mushrooms, and golden potatoes in a rich, creamy sauce, it’s a one-pot wonder that brings classic ingredients together in a satisfying and nourishing way. Ideal for feeding the whole family, this casserole is easy to prepare and sure to become a favourite around the dinner table.
4 people
40 min

Ingredients

  • 500g queen potatoes, peeled & cut into quarters. 
  • 300g portobello/chestnut mushrooms etc., sliced in half 
  • 1 Tbsp. olive oil 
  • 2 garlic cloves finely chopped. 
  • 1 cup leeks, sliced. 
  • 1 cup cauliflower or broccoli florets 
  • 2 sprigs fresh thyme 
  • 1 tsp fresh chives 
  • Sea salt & pepper 
  • 2 cups any milk 
  • 2 tsp corn flour (or 2 Tbsp of plain flour) 
  • 2 Tbsp fresh herbs like chives/parsley to garnish 
  • 2 chicken breasts, grilled. 
Main
  • 500g queen potatoes, peeled & cut into quarters. 
  • 300g portobello/chestnut mushrooms etc., sliced in half 
  • 1 Tbsp. olive oil 
  • 2 garlic cloves finely chopped. 
  • 1 cup leeks, sliced. 
  • 1 cup cauliflower or broccoli florets 
  • 2 sprigs fresh thyme 
  • 1 tsp fresh chives 
  • Sea salt & pepper 
  • 2 cups any milk 
  • 2 tsp corn flour (or 2 Tbsp of plain flour) 
  • 2 Tbsp fresh herbs like chives/parsley to garnish 
  • 2 chicken breasts, grilled. 

Method

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For the casserole 

  1. Heat oil in a sauté/frying pan or casserole dish on high heat. 
  2. Add the potatoes and leeks, stir fry for 2 minutes, then add garlic and sauté until fragrant (about 2 minutes). 
  3. Add mushrooms and cauliflower to the pan with thyme and chives, season with sea salt and pepper. 
  4. In a small bowl combine corn flour and milk. Stir until starch is completely dissolved then add to the pan. Stirring constantly on the bottom of the casserole. 
  5. Bring to a simmer and bake in the oven without a lid, at 200C  for about 15-20 minutes until the sauce has thickened and potatoes are cooked through. 
  6. Adjust Seasoning with sea salt and pepper. Garnish with fresh herbs. Serve with your favourite protein, This recipe can be adapted to any taste, just switch your protein source and also can be made gluten free.

To grill chicken 

  1. Slice both chicken breast in half, season with sea salt and pepper. 
  2. Place the chicken breasts on a pre-heated grill pan or frying pan, cook on high heat, covered with a lid, for 3 to 4 minutes per side. Do not overcook. Transfer the chicken to a platter and serve with Your delicious, creamy potato and mushroom casserole. 
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Method

Copy Text

For the casserole 

  1. Heat oil in a sauté/frying pan or casserole dish on high heat. 
  2. Add the potatoes and leeks, stir fry for 2 minutes, then add garlic and sauté until fragrant (about 2 minutes). 
  3. Add mushrooms and cauliflower to the pan with thyme and chives, season with sea salt and pepper. 
  4. In a small bowl combine corn flour and milk. Stir until starch is completely dissolved then add to the pan. Stirring constantly on the bottom of the casserole. 
  5. Bring to a simmer and bake in the oven without a lid, at 200C  for about 15-20 minutes until the sauce has thickened and potatoes are cooked through. 
  6. Adjust Seasoning with sea salt and pepper. Garnish with fresh herbs. Serve with your favourite protein, This recipe can be adapted to any taste, just switch your protein source and also can be made gluten free.

To grill chicken 

  1. Slice both chicken breast in half, season with sea salt and pepper. 
  2. Place the chicken breasts on a pre-heated grill pan or frying pan, cook on high heat, covered with a lid, for 3 to 4 minutes per side. Do not overcook. Transfer the chicken to a platter and serve with Your delicious, creamy potato and mushroom casserole. 
Serving Suggestions

For a fresh and colourful touch, serve the casserole alongside grilled cherry tomatoes for a burst of sweetness that perfectly complements the creamy flavours.